Add 75/21 and 3/15
1st number: 3 12/21, 2nd number: 3/15
75/21 + 3/15 is 132/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 15 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
75/21 = 75 × 5/21 × 5 = 375/105 - Likewise, for the 2nd fraction, since 15 × 7 = 105,
3/15 = 3 × 7/15 × 7 = 21/105 - Add the two like fractions:
375/105 + 21/105 = 375 + 21/105 = 396/105 - 396/105 simplified gives 132/35
- So, 75/21 + 3/15 = 132/35
In mixed form: 327/35
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